At all the levels of the spinal cord, nerve cells in the gray substance are multipolar, varying much in their morphology. Many of them are Golgi type I and Golgi type II nerve cells. The axons of Golgi type I are long and pass out of the gray matter into the ventral spinal roots or the fiber tracts of the white matter.
Full Definition of MERCILESS. : having or showing no mercy: pitiless. â merÂ·ciÂ·lessÂ·ly adverb. â merÂ·ciÂ·lessÂ·ness noun. See merciless defined for English-language learners.
Definition of Bacilli. In 2001, bacterial spores that cause anthrax were sent to several agencies and individuals through the US postal system. This resulted in five deaths and 17 additional infections.he class of bacteria known as Bacilli has two orders: Bacillales and Lactobacillales. Let's take a look at each of these orders. But, before we get started, let's clear up some areas that get a little sticky. 1  Bacilli is a class of bacteria (this will be the focus of the lesson).